20565577986

素因数分解:

$2^1\times 3^1\times {\mathrm{313}}^1\times {\mathrm{661}}^1\times {\mathrm{16567}}^1$

素因数の和:17546

約数の個数: 32

約数和(自身を含む): 41327484288

約数和(自身を除く): 20761906302

約数列:

[1, 2, 3, 6, 313, 626, 661, 939, 1322, 1878, 1983, 3966, 16567, 33134, 49701, 99402, 206893, 413786, 620679, 1241358, 5185471, 10370942, 10950787, 15556413, 21901574, 31112826, 32852361, 65704722, 3427596331, 6855192662, 10282788993, 20565577986]

約数ペア:

[(1, 20565577986), (2, 10282788993), (3, 6855192662), (6, 3427596331), (313, 65704722), (626, 32852361), (661, 31112826), (939, 21901574), (1322, 15556413), (1878, 10950787), (1983, 10370942), (3966, 5185471), (16567, 1241358), (33134, 620679), (49701, 413786), (99402, 206893)]